agenttesla | e16ed69e1d337d88539ff98cda8d36aabc495db375d68e4f9b86a1843ad8c679

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-01-2025 11:39

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General

Target

shipment.exe
Size

779KB
MD5

8f07580bc25a796a5f0b9100d349d0c2
SHA1

c7c39ff2db999f09d1aaca3bc0f29039d97de49b
SHA256

e16ed69e1d337d88539ff98cda8d36aabc495db375d68e4f9b86a1843ad8c679
SHA512

e0fd2a6273da3aecd7a864a6a33814b9ac8be1721c335ffb3a60c2f0641049573cab3674ee5ec03afaf83ce8997dd2c2cfbb583e6f71fc6357f6cc04ef811ad8
SSDEEP

12288:y5u6WhRSUunBczihl0qeCMzWX6xGoisoXH0stjWwOJ3jB/zs+Pnki3MQQdtGOqw:r6NnBCal2C/XWhzMVGx4+/b3NO

Score

10^/10

agenttesla discovery execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.starmech.net
Port:
587
Username:
[email protected]
Password:
nics123
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla family
agenttesla

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2332	powershell.exe
2756	powershell.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe"	RegSvcs.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2156 set thread context of 2656	2156	shipment.exe	37

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	shipment.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2812	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2156	shipment.exe
2156	shipment.exe
2156	shipment.exe
2156	shipment.exe
2756	powershell.exe
2332	powershell.exe
2656	RegSvcs.exe
2656	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2156	shipment.exe
Token: SeDebugPrivilege	2756	powershell.exe
Token: SeDebugPrivilege	2332	powershell.exe
Token: SeDebugPrivilege	2656	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2656	RegSvcs.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 2332	2156	shipment.exe	30
PID 2156 wrote to memory of 2332	2156	shipment.exe	30
PID 2156 wrote to memory of 2332	2156	shipment.exe	30
PID 2156 wrote to memory of 2332	2156	shipment.exe	30
PID 2156 wrote to memory of 2756	2156	shipment.exe	32
PID 2156 wrote to memory of 2756	2156	shipment.exe	32
PID 2156 wrote to memory of 2756	2156	shipment.exe	32
PID 2156 wrote to memory of 2756	2156	shipment.exe	32
PID 2156 wrote to memory of 2812	2156	shipment.exe	33
PID 2156 wrote to memory of 2812	2156	shipment.exe	33
PID 2156 wrote to memory of 2812	2156	shipment.exe	33
PID 2156 wrote to memory of 2812	2156	shipment.exe	33
PID 2156 wrote to memory of 2984	2156	shipment.exe	36
PID 2156 wrote to memory of 2984	2156	shipment.exe	36
PID 2156 wrote to memory of 2984	2156	shipment.exe	36
PID 2156 wrote to memory of 2984	2156	shipment.exe	36
PID 2156 wrote to memory of 2984	2156	shipment.exe	36
PID 2156 wrote to memory of 2984	2156	shipment.exe	36
PID 2156 wrote to memory of 2984	2156	shipment.exe	36
PID 2156 wrote to memory of 2656	2156	shipment.exe	37
PID 2156 wrote to memory of 2656	2156	shipment.exe	37
PID 2156 wrote to memory of 2656	2156	shipment.exe	37
PID 2156 wrote to memory of 2656	2156	shipment.exe	37
PID 2156 wrote to memory of 2656	2156	shipment.exe	37
PID 2156 wrote to memory of 2656	2156	shipment.exe	37
PID 2156 wrote to memory of 2656	2156	shipment.exe	37
PID 2156 wrote to memory of 2656	2156	shipment.exe	37
PID 2156 wrote to memory of 2656	2156	shipment.exe	37
PID 2156 wrote to memory of 2656	2156	shipment.exe	37
PID 2156 wrote to memory of 2656	2156	shipment.exe	37
PID 2156 wrote to memory of 2656	2156	shipment.exe	37

C:\Users\Admin\AppData\Local\Temp\shipment.exe
"C:\Users\Admin\AppData\Local\Temp\shipment.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\shipment.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2332
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NWbErA.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2756
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NWbErA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCC92.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2812
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:2984
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpCC92.tmp

Filesize
1KB

MD5
cc08537ab2ab716ea9c0e8557129ceaa

SHA1
e942cf31403ba7d37690e1ef4e716b309f4f86d8

SHA256
686bd24cdd1204edb1a3bbe32d4729c214a29afdd1332bb82119a62025bee08e

SHA512
da8a89314cd1da8d6c9977ff877d0c923c985e3d44a5f8bc6491d1fd5224e30c63c1b6226ea3c998d14ddfdfc6b19bc27980e45da912e5e45925648e1ccfe4e3

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
d355a22c873d783c84d053ba7cb63d90

SHA1
15b39f5566d22748e1c2ad97303a5ab81e092918

SHA256
f5df7f002f9217fdde543eb383e89b750536b6d923150d520bdaaf8c4c08bc64

SHA512
5299b1459b34cd84ec4c4f4f61a59edec145e929da62177ef4a4bdf6b7280fb114bac464b63643924bef6eb0e9fc993b0c59bf807cda1e20c3677e3884866c91

Download Submit
memory/2156-4-0x000000007497E000-0x000000007497F000-memory.dmp

Filesize
4KB

Download
memory/2156-31-0x0000000074970000-0x000000007505E000-memory.dmp

Filesize
6.9MB

Download
memory/2156-0-0x000000007497E000-0x000000007497F000-memory.dmp

Filesize
4KB

Download
memory/2156-5-0x0000000074970000-0x000000007505E000-memory.dmp

Filesize
6.9MB

Download
memory/2156-6-0x0000000000A80000-0x0000000000B06000-memory.dmp

Filesize
536KB

Download
memory/2156-2-0x0000000074970000-0x000000007505E000-memory.dmp

Filesize
6.9MB

Download
memory/2156-1-0x0000000000CA0000-0x0000000000D6A000-memory.dmp

Filesize
808KB

Download
memory/2156-3-0x0000000000680000-0x00000000006A6000-memory.dmp

Filesize
152KB

Download
memory/2656-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2656-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2656-30-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2656-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2656-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2656-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2656-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2656-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download